<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="../react18/react.development.js"></script>
    <script src="../react18/react-dom.development.js"></script>
    <script src="../react18/babel.min.js"></script>

</head>

<body>
    <div id="app"></div>
    <script type="text/babel">
        class Parent extends React.Component {
            /**/
          state = {
            car:"八手奥拓",
            price:"1000w"
          }
            render() {
                const {car,price}=this.state

                return (
                    <div>
                        <h1>我是父组件</h1>
                        <p>我开的车是{car}</p>
                        <hr />
                        <Child car={car} price={price}/>
                    </div>
                )
            }
        }

        class Child extends React.Component {
            render() {
                console.log("Child组件实例",this);
                const {car,price}=this.props;
                return (
                   <div>
                    <p>我是儿子组件,我开的是我老子的车{car}</p>
                    <p>{price}</p>
                    </div>

                )
            }
        }


        const root = ReactDOM.createRoot(document.getElementById("app"))
        root.render(<Parent />)
    </script>

</body>

</html>